Home / 111,330.15-167,015.48-36,429.45

Finding the Fourth Proportional to 111,330.15, 167,015.48 and 36,429.45

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Solution

The fourth proportional to 111,330.15, 167,015.48 and 36,429.45 is: 54,650.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,330.15 : 167,015.48 = 36,429.45 : x
  2. Step 2: Convert to fraction form
    111,330.15/167,015.48 = 36,429.45/x
  3. Step 3: Cross multiply
    111,330.15x = 167,015.48 × 36,429.45
  4. Step 4: Simplify right side
    111,330.15x = 6,084,281,895.74
  5. Step 5: Solve for x
    x = 6,084,281,895.74/111,330.15
  6. Step 6: Final answer
    x = 54,650.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.